Despite his party, JD(U), never securing an absolute majority in the Assembly, Nitish Kumar became Bihar's longest-serving CM across 10 terms. Kumar retained power through shifting alliances. He left the NDA in 2013 and joined the Mahagathbandhan in 2015 before joining the NDA again in 2017. He rejoined Mahagathbandhan in 2022 before finally coming back to the NDA in 2024.